12864717

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:250

約数の個数: 32

約数和(自身を含む): 19820160

約数和(自身を除く): 6955443

約数列:

[1, 3, 9, 27, 61, 73, 107, 183, 219, 321, 549, 657, 963, 1647, 1971, 2889, 4453, 6527, 7811, 13359, 19581, 23433, 40077, 58743, 70299, 120231, 176229, 210897, 476471, 1429413, 4288239, 12864717]

約数ペア:

[(1, 12864717), (3, 4288239), (9, 1429413), (27, 476471), (61, 210897), (73, 176229), (107, 120231), (183, 70299), (219, 58743), (321, 40077), (549, 23433), (657, 19581), (963, 13359), (1647, 7811), (1971, 6527), (2889, 4453)]